Берите красноватую ручку и исправьте оплошности. 1. Washington is a capital

Возьмите красноватую ручку и исправьте ошибки. 1. Washington is a capital of the United States 2.There is a monument to Gagarin in one of the Moscow square 3. Did the king build the tower in the eleventh or the twelve century? 4. It doesnt takes me much time to clean my room 5. How long did it took you to build the house? 6. I didnt invite them yet. 7. He hasnt invite them yet. 8. Did you cook the fish? It is ready? 9. When have you seen him? 10. I havent been in London.